Ear plug



FIG. 1 is a perspective view of a first embodiment of the ear plug showing a front side;

FIG. 2 is a top view of the ear plug shown in FIG. 1;

FIG. 3 is a bottom view of the ear plug shown in FIG. 1;

FIG. 4 is a is side view of the ear plug shown in FIG. 1;

FIG. 5 is another side view of the ear plug shown in FIG. 1;

FIG. 6 is a front view of the ear plug shown in FIG. 1; and,

FIG. 7 is a rear view of ear plug shown in FIG. 1.

The broken line foam portion is shown for illustrative purposes and forms no part of the claimed design. 

The ornamental design for an ear plug, as shown and described. 